FLAKE. 
FLINT SAW. 
LOZENGE-SHAPED 
ARROW-HEAD. 
22. The traveller before starting should make himself 
thoroughly acquainted with these forms from original 
specimens at the British Museum or elsewhere, and also w ith 
the appearance of stone flakes, bulbs of percussion, facets, &c., 
and he should be able to distinguish the drift-types from the 
surface-types as they are known in this country. 
Megalithic Monuments .—23. Dig between the uprights of 
megalithic monuments to ascertain if they have been used as 
burial-places, taking care not to overturn the stones. 
24. Take plans, marking the uprights in lines and the cap¬ 
stones in dotted lines, noting the compass-bearings, and be 
particular in stating that they are compass-bearings, when 
such is the case, and not true bearings. 25. Are holes bored 
in the uprights % and are there any superstitious observances 
